ended 31 March 2022 which was reviewed by the auditor. The Company’s overall performance can be summarized as follows: Performance Unit: THB Million 1Q2021 1Q2022 Inc./(Dec.) % Inc./(Dec.) Services income

was decreased by Baht 23 million mainly due to administrative expenses were increased from consulting fee. Meanwhile, other income was increased. Page 12 Other Subsidiaries in Power Generation business

ES) (EGCO holds a 49.00% ownership interest), located in Gangdong-gu, Seoul, South Korea with a capacity of 19.80 MW. Gangdong will sell electricity to Korea Electric Power Corporation (KEPCO), the

- - Adder 33.9 28.1 (5.8) (17.1%) Other sales and service income 11.3 11.8 0.5 4.4% Sales from Municipal Solid Waste Power Plants 121.3 114.0 (7.3) (6.0%) Sales of electricity - Base tariff and Ft 3.4 5.3 1.9

- - 11.4 17.8 6.4 56.1% Sales from Solar Energy Power Plants 3.4 5.0 4.7 4.7 - - 11.4 17.8 6.4 56.1% Total sales and service income 1,314.1 1,386.0 1,467.7 1,559.1 91.4 6.2% 4,987.6 5,726.9 739.3 14.8

quarter of 2022. Sales and service income (included revenue from finance lease under a Power Purchase Agreement) increase 20.8% YoY from Baht 5,726.9 million to Baht 6,917.0 million, increasing Baht 1,190.1

income SAAM Group’s income from sale of electricity is generated from a 2.0 MW solar power project in Thailand which is operated by SAAM-SP1. In Quarter 1 of 2019, electricity sales are THB 4.46 million

Quarter 2 of 2019, SAAM Group’s service and rental income, representing stable income generation from long-term contracts with clients operating solar power projects in Thailand, amounted to THB 27.46

and service income 11.8 13.8 2.0 16.9% Sales from Municipal Solid Waste Power Plants 114.0 126.4 12.4 10.9% Sales of electricity - Base tariff and Ft 5.3 5.0 (0.3) (5.7%) Sales from Solar Energy Power

planned-shutdown of Natural Gas Power Plant, which resulted in lower electricity unit sold compared to the second quarter. Sales and service income decrease 0.5% YoY from Baht 1,249.0 million to Baht